License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Honoré Daumier. So, what do you think... will it be difficult getting a good price for this sketch?, from 'The artists,' published in Le Charivari, January 19, 1865, January 19, 1865. The Metropolitan Museum of Art.